You may want to consider a ho alt.. my boy runs a crescendo 3.5k on a 180 alt stock.up front and a big group 31 batt in.back and it does alright... better to be safe than.sorry... what amps are you running?
Im so glad i found this channel a few weeks back ive been addicted to it lol...wish they would make a real tv show bout it.... that would be sick! but on a real note its awsome there using steves products and doing it right!